Ftse and pound plummet immediately at market opening as Middle East conflict ripples through Britain
Britain's markets took an immediate hit at opening
Keir Starmer urged to dramatically reverse North Sea oil policies by former UK energy ministers
Cross-party group demands earlier windfall tax end and approval of Rosebank and Jackdaw fields
Oil prices surge as fears grow US-Iran war will hurt global economy and raise energy prices
President Trump has called for the Iranian people to rise against the Ayatollah-led regime
